Request InfoCarl Zeiss Microscopy LLCFor wide-field fluorescence microscopy applications, Carl Zeiss MicroImaging Inc. has incorporated into its Colibri illumination system high-intensity LEDs in a variety of colors that match the excitation bandwidth of many commonly used fluorescent dyes and proteins. The modular light source system uses specific wavelength windows and up to four LEDs, each individually and instantly controlled by electrical current without mechanical switching devices like filter wheels or shutters. 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